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[Bug target/66033] rs6000 nops removed by rtl_dce
- From: "amodra at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 06 May 2015 13:12:51 +0000
- Subject: [Bug target/66033] rs6000 nops removed by rtl_dce
- Auto-submitted: auto-generated
- References: <bug-66033-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66033
--- Comment #3 from Alan Modra <amodra at gcc dot gnu.org> ---
Author: amodra
Date: Wed May 6 13:12:19 2015
New Revision: 222851
URL: https://gcc.gnu.org/viewcvs?rev=222851&root=gcc&view=rev
Log:
PR target/66033
* config/rs6000/rs6000.md (nop): Use an unspec pattern.
(UNSPEC_NOP): Define.
(reload_vsx_from_gpr<mode>): Add missing DONE.
(reload_gpr_from_vsx<mode>): Likewise.
* config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
(vsx_div_v2di, vsx_udiv_v2di): Likewise.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/rs6000/rs6000.md
trunk/gcc/config/rs6000/vsx.md